Mattermost
Mattermost is an open-source platform for team messaging and collaboration. Create public and private channels, send direct messages, and organize people across multiple teams. A rich library of plugins and integrations makes Mattermost a powerful building block in your infrastructure. Designed to keep your data private — hosted in Germany, fully GDPR-compliant.
Our Getting started with Mattermost walks you through structuring channels, inviting users, and configuring notifications.
- GitLab Integration – Receive GitLab notifications (commits, merge requests, pipelines) directly in Mattermost channels.
Find answers to common questions on the Mattermost product page. Still have questions? Reach out any time.